DK790P

Loop Powered LCD Digital Panel Meters 4½ Digit LCD with Loop Power Board EPIC SERIES DK790 Series Features: ◊ Low-cost, high-performance replacement for many OEM DPMs ◊ 4½ digits with high-contrast LCD ◊ Optional RED, GREEN or AMBER backlighting ◊ 4- 20 mA loop powered input ◊ Snap-in bezel mount eliminates mounting hardware ◊ User selectable, displayed engineering units ◊ Resistant to RF and EMI Ordering Information: Specifications: Display: Digits: Type: Backlighting: Polarity: Annuciators: Decimal Points: Overrange: Inputs: Ranges: Configuration: Impedance: Performance: Accuracy: Conversion Rate: Normal Mode Rejection: Adjustments: Warmup: Temperature Coefficient: Environment: Operating Range: Storage Range: Power Supply: Optional Backlight: Mounting: Connection: 4 ½ digits (±19999 counts) 0.45" (11.4 mm) 7 segment LCD Optional Red Negative (red numbers/black background) Optional Green Negative (green numbers/black background) Optional Amber Negative (amber numbers/black background) Optional Green Positive (black numbers/green background) automatic, “-” displayed °F, °C, PSI, %, or V, A, KW, PF 4 position, user selectable four lower order digits blank for inputs >19999 & < -19999 4-20 mA  DC bipolar differential 300Ω nominal @ 20 mA ±(0.1% fs + 2 count) 3 per second >30 dB @ 60 Hz span (gain) and zero (offset) with course setting 10 minutes typical ± 100 ppm per °C typical 0 to 50 °C -20 to 70 °C powered by the milliamp control loop 24 VDC at 35 mA typical snap-in bezel mount 2 screw terminal (4 with backlight) PART NUMBER BACKLIGHT COLOR BACKLIGHT POWER DK790*......................................... NO BACKLIGHT...............................................NONE DK791*......................................... NEG AMBER...................................................24VDC DK793*......................................... NEG GREEN...................................................24VDC DK794*......................................... NEG RED........................................................24VDC DK795*......................................... POS GREEN...................................................24VDC *Add (P) for Power Engineering Units V, A, KW, PF PW2-24....................................................Regulated 120V AC to 24V DC Power Supply PW1.0........................................................................... 24V AC to adjustable DC output CPW1.5........................................................................ 24V AC to adjustable DC output CVC.................................................................................................................. Calibrator C-TON Industries • PO Box 172 • Sunapee, NH, 03782 • USA • Phone (603)456-2655 • email: info@ctonindustries.com Loop Powered LCD Digital Panel Meters DK790 Series 4½ Digit LCD with Loop Power Board EPIC SERIES Dimensions Jumper Selection & Wiring 1. DECIMAL SELECTION: J7 J6 J5 J4 19999 1999.9 199.99 19.999 1.9999 2. J1, J2, J3 SELECTION: IF: MIN DISPLAY IS = 0 or MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY ≥ 5 IF: J3 J2 J1 J3 J2 J1 MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY < 5 3. SPAN JUMPER SECTION: SPAN FACTOR SET JUMPERS 0-12 L 10-22 M 22-32 H IF: MIN DISPLAY IS ≤ 0 or MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY > 5 THEN: SPAN FACTOR = 2.5 (MAX DISPLAY - MIN DISPLAY) 4000 + 0.02 (MIN DISPLAY) - 0.004 (MAX DISPLAY) IF: MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY ≤ 5 THEN: SPAN FACTOR = MAX DISPLAY - MIN DISPLAY 1600 4. ZERO (OFFSET) JUMPER SELECTION: ZERO FACTOR SET JUMPERS 0-3994 H 3320-7314 M 6640-10634 L IF: MIN DISPLAY IS ≤ 0 or MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY > 5 THEN: ZERO FACTOR = (250000 + MIN DISPLAY) X (83834) - 73200 (250000 + 400 (SPAN FACTOR) IF: MIN DISPLAY IS > 0 and MAX DISPLAY ÷ MIN DISPLAY≤ 5 THEN: ZERO FACTOR = (10634 - (MIN DISPLAY -400 (SPAN FACTOR))X 83834 250000 C-TON Industries • PO Box 172 • Sunapee, NH, 03782 • USA • Phone (603)456-2655 • email: info@ctonindustries.com